<template>
    <div>
        <h2>学生姓名：{{name}}</h2>
        <h2>学生年龄：{{age+1}}</h2>
        <h2>学生性别：{{sex}}</h2>
        <button @click="sendStudentName">发送学生姓名</button>
    </div>
</template>

<script>
import pubsub from 'pubsub-js';
export default {
    name:'Student',
    data() {
        return {
            name:'张三',
            age:18,
            sex:'男'
        }
    },
    methods:{
        sendStudentName(){
            // this.$bus.$emit('hello', this.name);

            pubsub.publish('hello', 666)
        }
    }

}
</script>
